On Sat, Jun 14, 2025 at 05:08:36PM +0800, Zhao Zhili wrote:
>
>
> > On Jun 14, 2025, at 16:33, Lidong Yan <yldhome2d2-at-gmail....@ffmpeg.org>
> > wrote:
> >
> > In libavformat/rtmpproto.c:gen_connect(), if check on string length
> > or check on codec fourcc failed, ff_rtmp_packet_create() allocated
> > data in pkt would leak. Add ff_rtmp_packet_destory before return error
> > code.
> >
> > Signed-off-by: Lidong Yan <502024330...@smail.nju.edu.cn>
> >
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> >
> > ---
> > libavformat/rtmpproto.c | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
> > index 846376e668..dd850f72ed 100644
> > --- a/libavformat/rtmpproto.c
> > +++ b/libavformat/rtmpproto.c
> > @@ -347,6 +347,7 @@ static int gen_connect(URLContext *s, RTMPContext *rt)
> > if ((fourcc_str_len + 1) % 5 != 0) {
> > av_log(s, AV_LOG_ERROR, "Malformed rtmp_enhanched_codecs, "
> > "should be of the form hvc1[,av01][,vp09][,...]\n");
> > + ff_rtmp_packet_destroy(&pkt);
> > return AVERROR(EINVAL);
> > }
> >
> > @@ -370,6 +371,7 @@ static int gen_connect(URLContext *s, RTMPContext *rt)
> > ff_amf_write_string(&p, fourcc);
> > } else {
> > av_log(s, AV_LOG_ERROR, "Unsupported codec fourcc,
> > %.*s\n", 4, fourcc_data);
> > + ff_rtmp_packet_destroy(&pkt);
> > return AVERROR_PATCHWELCOME;
> > }
>
> LGTM.will apply thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Those who are too smart to engage in politics are punished by being governed by those who are dumber. -- Plato
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